*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #0d0d0d;
  --bg-card: #161616;
  --border: #2a2a2a;
  --text: #e8e8e8;
  --text-dim: #888;
  --accent: #f5a623;
  --mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'SF Mono', monospace;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Hero --- */

.hero {
  text-align: center;
  padding: 80px 0 60px;
}

.hero-avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 2.8rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.hero-tagline {
  font-size: 1.1rem;
  color: var(--text-dim);
  max-width: 480px;
  margin: 0 auto 20px;
}

.hero-npub {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  word-break: break-all;
  max-width: 520px;
  margin: 0 auto 20px;
  opacity: 0.6;
}

.hero-links {
  display: flex;
  gap: 16px;
  justify-content: center;
}

.hero-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s;
}

.hero-links a:hover {
  color: var(--accent);
}

.hero-links svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* --- Cards --- */

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding: 40px 0;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
}

.card-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 10px;
}

.card h2 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.3;
}

.card p {
  font-size: 0.88rem;
  color: var(--text-dim);
  margin-bottom: 16px;
}

.card ul {
  list-style: none;
  margin-bottom: 16px;
  flex: 1;
}

.card ul li {
  font-size: 0.85rem;
  color: var(--text-dim);
  padding: 3px 0;
  padding-left: 16px;
  position: relative;
}

.card ul li::before {
  content: '\2022';
  color: var(--accent);
  position: absolute;
  left: 0;
}

.card-connect {
  font-family: var(--mono);
  font-size: 0.72rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  margin-bottom: 12px;
  word-break: break-all;
  color: var(--text);
}

.card-connect span {
  color: var(--text-dim);
}

.card-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.card-links a {
  font-size: 0.8rem;
  color: var(--accent);
  text-decoration: none;
  transition: opacity 0.2s;
}

.card-links a:hover {
  opacity: 0.8;
}

.card-price {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 600;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

/* --- How to DM --- */

.how-to {
  padding: 40px 0;
  max-width: 600px;
  margin: 0 auto;
}

.how-to h2 {
  font-size: 1.3rem;
  margin-bottom: 20px;
}

.steps {
  list-style: none;
  counter-reset: step;
}

.steps li {
  counter-increment: step;
  padding: 10px 0 10px 40px;
  position: relative;
  font-size: 0.9rem;
  color: var(--text-dim);
}

.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 10px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--bg);
  font-weight: 700;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.steps code {
  font-family: var(--mono);
  font-size: 0.8rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--text);
}

.how-to-note {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 16px;
  font-style: italic;
}

/* --- Built With --- */

.built-with {
  padding: 40px 0 60px;
  text-align: center;
  border-top: 1px solid var(--border);
  margin-top: 40px;
}

.built-with h2 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin-bottom: 16px;
}

.stack {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 20px;
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-bottom: 20px;
}

.stack span {
  white-space: nowrap;
}

.tip-jar {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 12px;
}

.tip-jar a {
  color: var(--accent);
  text-decoration: none;
}

/* --- Responsive --- */

@media (max-width: 768px) {
  .hero {
    padding: 60px 0 40px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .cards {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .how-to {
    padding: 30px 16px;
  }
}